US3263693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pilot control valve and method of making same
Assignee: Honeywell Inc
•
Filing: 1964-12-31
•
Granted: 1966-08-02
•
Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Frederik J Ages
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:50
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/40; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0402; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
171 words
THE METHOD OF MAKING A PILOT CONTROL VALVE OF THE TYPE HAVING A BODY WITH A CHAMBER THEREIN, A FLUID NOZZLE IN THE CHAMBER AND A CONTROL MEMBER ADAPTED TO COOPERATE WITH THE NOZZLE TO CONTROL THE FLOW OF FLUID THERETHROUGH COMPRISING THE STEPS OF: FORMING A CYLINDRICAL OPENING IN THE BODY AND EXTENDING FROM THE CHAMBER IN A POSITION ADJACENT THE POSITION OF THE CONTROL MEMBER; PRESSING A PIECE OF RELATIVELY HARD, THINWALLED TUBING WITH A SMALL CENTRAL OPENING THERETHROUGH INTO A HOLLOW BUSHING FORMED OF A RELATIVELY SOFT AND DEFORMABLE MATERIAL SO THAT A FLUID-TIGHT SEAL IS OBTAINED BETWEEN THE BUSHING AND THE TUBING AND SO THAT AN END PORTION OF THE TUBING EXTENDS FROM ONE END OF THE BUSHING; AND FORCING SAID BUSHING INTO THE OPENING IN THE BODY TO ACCOMPLISH A FLUID-TIGHT FIT BETWEEN THE BUSHING AND THE BODY AND TO POSITION SAID END PORTION OF THE TUBING IN THE CHAMBER TO PROVIDE A FLUID NOZZLE DISPOSED IN A POSITION TO BE COOPERABLE WITH THE CONTROL MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |